157212515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{43013}}^1$

素因数の和:43078

約数の個数: 16

約数和(自身を含む): 204402528

約数和(自身を除く): 47190013

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 43013, 215065, 731221, 1849559, 3656105, 9247795, 31442503, 157212515]

約数ペア:

[(1, 157212515), (5, 31442503), (17, 9247795), (43, 3656105), (85, 1849559), (215, 731221), (731, 215065), (3655, 43013)]